JP6591662B2 - 速い自動焦点のためのレンズ駆動制御方法及びこれのための装置 - Google Patents
速い自動焦点のためのレンズ駆動制御方法及びこれのための装置 Download PDFInfo
- Publication number
- JP6591662B2 JP6591662B2 JP2018511570A JP2018511570A JP6591662B2 JP 6591662 B2 JP6591662 B2 JP 6591662B2 JP 2018511570 A JP2018511570 A JP 2018511570A JP 2018511570 A JP2018511570 A JP 2018511570A JP 6591662 B2 JP6591662 B2 JP 6591662B2
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- Prior art keywords
- drive current
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- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000000034 method Methods 0.000 title claims description 44
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- 238000010586 diagram Methods 0.000 description 6
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- 230000000694 effects Effects 0.000 description 5
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- 238000013016 damping Methods 0.000 description 3
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- HIHOWBSBBDRPDW-PTHRTHQKSA-N [(3s,8s,9s,10r,13r,14s,17r)-10,13-dimethyl-17-[(2r)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthren-3-yl] n-[2-(dimethylamino)ethyl]carbamate Chemical compound C1C=C2C[C@@H](OC(=O)NCCN(C)C)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HIHOWBSBBDRPDW-PTHRTHQKSA-N 0.000 description 2
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/09—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/32—Means for focusing
- G03B13/34—Power focusing
- G03B13/36—Autofocus systems
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/10—Power-operated focusing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Studio Devices (AREA)
- Lens Barrels (AREA)
- Automatic Focus Adjustment (AREA)
- Focusing (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150067623A KR101578037B1 (ko) | 2015-05-14 | 2015-05-14 | 빠른 af를 위한 렌즈 구동 제어 방법 및 이를 위한 장치 |
| KR10-2015-0067623 | 2015-05-14 | ||
| PCT/KR2016/003399 WO2016182202A1 (ko) | 2015-05-14 | 2016-04-01 | 빠른 자동초점을 위한 렌즈 구동 제어 방법 및 이를 위한 장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2018520389A JP2018520389A (ja) | 2018-07-26 |
| JP6591662B2 true JP6591662B2 (ja) | 2019-10-16 |
Family
ID=53503889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018511570A Active JP6591662B2 (ja) | 2015-05-14 | 2016-04-01 | 速い自動焦点のためのレンズ駆動制御方法及びこれのための装置 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6591662B2 (ko) |
| KR (1) | KR101578037B1 (ko) |
| CN (1) | CN107636530B (ko) |
| WO (1) | WO2016182202A1 (ko) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170004757A (ko) * | 2015-07-03 | 2017-01-11 | 주식회사 지니틱스 | 렌즈 af 구동제어방법 |
| CN107949983B (zh) * | 2016-06-30 | 2020-09-08 | 动运科学技术有限公司 | 音圈电动机驱动控制装置及其方法 |
| CN107846546A (zh) * | 2016-09-18 | 2018-03-27 | 中兴通讯股份有限公司 | 一种摄像头模组的对焦补偿装置及其方法、摄像终端 |
| CN106338807B (zh) * | 2016-11-04 | 2019-10-25 | Oppo广东移动通信有限公司 | 一种自动对焦方法、装置及终端 |
| JP6780203B2 (ja) * | 2018-10-29 | 2020-11-04 | ビクター ハッセルブラッド アクチボラーグＶｉｃｔｏｒ Ｈａｓｓｅｌｂｌａｄ Ａｂ | 制御装置、撮像装置、制御方法、及びプログラム |
| CN111082715B (zh) * | 2019-12-31 | 2021-08-31 | 普冉半导体(上海)股份有限公司 | 音圈马达驱动器驱动电流分段控制电路 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2779048B2 (ja) | 1990-07-27 | 1998-07-23 | 日本電子株式会社 | 走査型電子顕微鏡のオートフォーカス方式 |
| JPH05336450A (ja) * | 1992-06-04 | 1993-12-17 | Olympus Optical Co Ltd | 光電変換装置 |
| JPH06201974A (ja) * | 1992-12-28 | 1994-07-22 | Canon Inc | レンズ駆動制御装置 |
| JP2963006B2 (ja) * | 1994-06-01 | 1999-10-12 | 三洋電機株式会社 | カメラ装置 |
| JPH08148108A (ja) * | 1994-11-18 | 1996-06-07 | Nikon Corp | 自動焦点調整方法 |
| JP2002350716A (ja) * | 2001-05-30 | 2002-12-04 | Matsushita Electric Ind Co Ltd | 自動焦点調節装置、並びにこの装置を搭載したビデオカメラ及びデジタルスチルカメラ |
| JP4986551B2 (ja) | 2006-09-06 | 2012-07-25 | 三洋電機株式会社 | レンズ駆動制御装置 |
| KR100831865B1 (ko) | 2007-07-13 | 2008-05-22 | 엘지이노텍 주식회사 | 카메라 모듈에서의 오토 포커싱 방법 |
| JP2009169010A (ja) * | 2008-01-15 | 2009-07-30 | Panasonic Corp | 撮像装置、携帯端末及びａｆ制御方法 |
| JP5964542B2 (ja) * | 2009-07-15 | 2016-08-03 | セミコンダクター・コンポーネンツ・インダストリーズ・リミテッド・ライアビリティ・カンパニー | フォーカス制御回路 |
| WO2013108818A1 (ja) * | 2012-01-18 | 2013-07-25 | 富士フイルム株式会社 | レンズ装置、駆動方法及び駆動プログラム、記録媒体、並びに撮像装置 |
| JP6018403B2 (ja) * | 2012-04-23 | 2016-11-02 | ローム株式会社 | スプリングリターン機構付きボイスコイルモータの駆動回路、それを用いたレンズモジュールおよび電子機器 |
-
2015
- 2015-05-14 KR KR1020150067623A patent/KR101578037B1/ko active IP Right Grant
-
2016
- 2016-04-01 JP JP2018511570A patent/JP6591662B2/ja active Active
- 2016-04-01 CN CN201680027745.4A patent/CN107636530B/zh active Active
- 2016-04-01 WO PCT/KR2016/003399 patent/WO2016182202A1/ko active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016182202A1 (ko) | 2016-11-17 |
| KR20150063333A (ko) | 2015-06-09 |
| CN107636530B (zh) | 2020-07-24 |
| JP2018520389A (ja) | 2018-07-26 |
| CN107636530A (zh) | 2018-01-26 |
| KR101578037B1 (ko) | 2015-12-17 |
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